[   20.034371] input: HDA ATI SB Mic as /devices/pci0000:00/0000:00:14.2/sound/card0/input15
[   20.034480] input: HDA ATI SB Headphone as /devices/pci0000:00/0000:00:14.2/sound/card0/input16
[   21.045626] wl: loading out-of-tree module taints kernel.
[   21.045637] wl: module license 'MIXED/Proprietary' taints kernel.
[   21.045638] Disabling lock debugging due to kernel taint
[   21.088652] wl: module verification failed: signature and/or required key missing - tainting kernel
[   21.148784] malloc in abgphy done
[   21.149222] wl driver 6.30.223.271 (r587334) failed with code 21
[   21.149227] ERROR @wl_cfg80211_detach :
[   21.149228] NULL ndev->ieee80211ptr, unable to deref wl
[   33.755247] atl2: enp6s0 NIC Link is Up<100 Mbps Full Duplex>
[   33.755543] IPv6: ADDRCONF(NETDEV_CHANGE): enp6s0: link becomes ready
[  262.654670] atl2: enp6s0 NIC Link is Down
[  454.472936] atl2: enp6s0 NIC Link is Up<100 Mbps Full Duplex>
[  454.472979] IPv6: ADDRCONF(NETDEV_CHANGE): enp6s0: link becomes ready